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  • Junior AI Engineer - Agents & SDLC (FinTech/ Crypto)

    Wymagane, Java, Claude Code, Codex, Kiro, Gemini CLI Mile widziane, LangChain, LangGraph, MCP, OpenAI API, Docker, Cloud, Observability O projekcie, To nie jest praca dla osób, które chcą „wejść w AI, bo brzmi modnie”. Szukamy ludzi naprawdę wkręconych w temat, takich...
    Młodszy specjalista
    Blockchain
    Umowa zlecenie
    Umowa o pracę
    Pełny etat
    Elastyczne godziny

    Match-Trade Technologies

    Warszawa
    29 dni temu

  • Hybrid Full-Stack Blockchain Developer - Junior to Mid

    A software development company in Poland is looking for a Junior/Mid FullStack Developer with Blockchain experience. The ideal candidate will build modern web applications using technologies like React, Node.js, and AWS, and work on exciting blockchain projects. Excellent... 
    Młodszy specjalista
    Blockchain
    Praca hybrydowa

    Rumble Fish Software Development

    Kraków
    5 dni temu

  • Junior/Mid FullStack Developer with Blockchain

     ...Join our team as Junior/Mid FullStack Developer with Blockchain in Krakó | Hybrid. We’re looking for a Junior/Mid-level FullStack Blockchain Developer passionate...  ...and curious about blockchain systems. Help us develop tools that make interacting with on‑chain data and... 
    Młodszy specjalista
    Blockchain
    Praca hybrydowa
    Elastyczne godziny

    Rumble Fish Software Development

    Kraków
    5 dni temu

  • Programista SQL (k/m)

     ...zdalne potwierdzanie tożsamości – mojeID oraz kwalifikowany podpis elektroniczny – mSzafir. Jesteśmy pionierem stosowania technologii blockchain w sektorze finansowym. Wszystkie informacje o przetwarzaniu danych osobowych w tej rekrutacji znajdziesz w formularzu... 
    Blockchain
    Umowa o pracę
    Praca stała
    Praca zdalna

    KIR S.A.

    Warszawa
    15 dni temu

  • Junior Java Engineer

     ...conflicts; has worked in a shared repository with at least one other developer. Hands-on experience writing unit tests for their own code...  ...and how it was tested. Genuine interest in cryptocurrency, blockchain, or Web3 (self-taught is fine — owning crypto, reading, side... 
    Młodszy specjalista
    Blockchain
    Praca wieczorami

    N-iX

    Kraków
    1 dzień temu

  • Programista Java (k/m)

     ...zdalne potwierdzanie tożsamości – mojeID oraz kwalifikowany podpis elektroniczny – mSzafir. Jesteśmy pionierem stosowania technologii blockchain w sektorze finansowym. Wszystkie informacje o przetwarzaniu danych osobowych w tej rekrutacji znajdziesz w formularzu... 
    Blockchain
    Umowa o pracę
    Praca stała
    Praca zdalna

    KIR S.A.

    Bydgoszcz
    13 dni temu

  • Junior AI Engineer - Agents & SDLC (FinTech/ Crypto)

    To nie jest praca dla osób, które chcą „wejść w AI, bo brzmi modnie”. Szukamy ludzi naprawdę wkręconych w temat, takich, którzy w wolnych chwilach i tak testują własnych agentów i budują projekty z ciekawości. W naszym zespole wdrażamy AI: • agentów wspierający developerów...
    Młodszy specjalista
    Blockchain
    Pełny etat
    Elastyczne godziny

    Match Trade Technologies

    Warszawa
    2 dni temu

  • Senior Software Engineer (Python/Go/AI)

     ...Mile widziane, Znajomość wyzwań związanych z low-latency, event-driven architecture, real-time processing., Znajomość technologii blockchain (Ethereum, Hyperledger, Cosmos, Substrate itp.)., Znajomość zagadnień ITIL lub posiadanie podstawowych certyfikatów., Rozumienie... 
    Blockchain
    Praca hybrydowa
    Elastyczne godziny

    Polski Standard Płatności S.A.

    Warszawa
    12 dni temu

  • Programistka / Programista JavaScript

     ...nasze systemy i produkty. Z rozmachem korzystamy z innowacyjnych rozwiązań oraz nowoczesnych technologii. Z sukcesem wdrożyliśmy blockchain i sztuczną inteligencję. To nie wszystko! Wspieramy startupy w ich drodze do sukcesu! Od lat wyznaczamy standardy na rynku polskiej... 
    Blockchain
    Praca zdalna

    PKO Bank Polski SA

    Poznań
    28 dni temu

  • Junior DevOps Engineer

    13000 - 15500 zł

     ...ChatGPT Operating system, Windows About the project, As a Junior DevOps Engineer, you will help build and maintain a secure,...  ...deployment using Infrastructure as Code (IaC) tools such as Terraform., Develop scripts in Python or PowerShell to eliminate repetitive manual... 
    Młodszy specjalista
    Praca na wakacje
    Nocna zmiana
    Elastyczne godziny

    Medius Poland Sp. z o.o

    Kraków
    21 dni temu

  • Remote Web3 Full-Stack Engineer — Cross-Chain & DApp

    A leading liquidity infrastructure protocol in Poland is seeking a Full Stack Engineer to enhance blockchain interoperability and unlock the potential of decentralized applications. This role involves designing and implementing scalable web applications, mentoring team... 
    Blockchain
    Praca zdalna

    Stargate Foundation

    Śląskie
    4 dni temu

  • Senior Blockchain Backend Engineer

    305000 - 400000 zł / rocznie

     ...Capitolis is seeking a Blockchain Engineer to join the Blockchain Backend Infrastructure team. You will build and maintain Fireblocks's blockchain management platform, focusing on implementing scalable software solutions in microservices architectures. The ideal candidate... 
    Blockchain

    Capitolis

    Mazowieckie
    4 dni temu

  • Junior Frontend Developer

    40 - 70 zł / stawka godzinowa

     ..., TypeScript, React O projekcie, W Pretius poszukujemy Junior Frontend Developera do rozwoju systemu finansowego dla jednego z najbardziej popularnych...  ...Warsaw. That's right - we have 19 years of experience in developing dedicated software systems. From the very beginning we... 
    Młodszy specjalista
    Praca zdalna
    Elastyczne godziny

    PRETIUS SOFTWARE SP. Z O.O.

    Warszawa
    28 dni temu

  • Full Stack Engineer - Web3 & Cross-Chain UX/API Architect

    Delphiventures is hiring a Full Stack Engineer in Poland. The role focuses on enhancing blockchain interoperability and developing scalable web applications. Responsibilities include architecting new product features, mentored by a collaborative team. Ideal candidates... 
    Blockchain

    Delphiventures

    Polska
    5 dni temu

  • Senior Fullstack Developer (.NET + Blazor / Angular)

    15120 - 25200 zł

     ...looking for a skilled Senior Fullstack Developer (.NET + Blazor / Angular) with...  ...development principles and be able to design, develop, and maintain complex web...  ...Machine Learning, .Net, DevOps and Blockchain., Growth review: Junior, Regular or Senior? Every year we have... 
    Blockchain
    Praca zdalna
    Elastyczne godziny

    STX Next S.A.

    Poznań
    28 dni temu

  • Senior Software Engineer Lead - Blockchain Integration

     ...Poland, to lead the development of a large-scale fintech data platform. The ideal candidate will integrate platform components with blockchain and guide a team through complex multi-system environments. Responsibilities include designing backend services, driving... 
    Blockchain

    Dev.Pro

    Wrocław
    1 dzień temu

  • Senior Full-Stack Blockchain Engineer - Multichain & Security

    A pioneering blockchain technology company in Poland is seeking a Senior Full-Stack Blockchain Engineer to contribute to the development of decentralized systems. The ideal candidate will have experience in Go or Rust, a strong background in building distributed systems... 
    Blockchain
    Praca zdalna

    Wormhole Labs

    Polska
    3 dni temu

  • Senior Backend Engineer — DeFi & Multi-Chain (Equity)

     ...experienced Backend or Full Stack Engineer to design and build scalable services that power on-chain transactions across multiple blockchain networks. The ideal candidate will have 7+ years of experience, a Bachelor's degree, and proven expertise in blockchain and Web3... 
    Blockchain

    P2P

    Mazowieckie
    1 dzień temu

  • Junior Software Engineer

     ...modern engineering practices., , We’re looking for a proactive Junior Software Engineer (Java) who is eager to learn, grow, and contribute...  ...-standard engineering environment. Your responsibilities, Develop and deliver features within assigned components under guidance... 
    Młodszy specjalista

    COGNIZANT

    Warszawa
    5 dni temu

  • Software Engineer — Onchain Data Systems & Infra

    A leading blockchain solutions provider is seeking data engineers to tackle challenges such as handling large volumes of data, ensuring systems can support high traffic, and implementing fraud detection mechanisms. The ideal candidates will have experience in data egress... 
    Blockchain
    Praca zdalna
    Elastyczne godziny

    Allium

    Polska
    2 dni temu

  • Junior Embedded Developer

    Wymagane, C++, C, ESP32 Mile widziane, GitHub Twój zakres obowiązków, Wsparcie w tworzeniu oprogramowania dla systemów wbudowanych, Programowanie w języku C/C++ dla mikrokontrolerów, Udział w testowaniu i debugowaniu urządzeń, Tworzenie i aktualizacja dokumentacji...
    Młodszy specjalista

    MPTECHNOLOGY SP. Z O.O.

    Słupsk
    26 dni temu

  • Senior Blockchain Backend Engineer - Scalable & Secure

     ...P2P is seeking a Blockchain Engineer to join their Backend Infrastructure team in Poland, Województwo mazowieckie. You will play a crucial role in building and maintaining Fireblocks's blockchain management platform, focusing on implementing innovative blockchain technologies... 
    Blockchain

    P2P

    Mazowieckie
    2 dni temu

  • Remote Blockchain Developer (Rust, Solana) — Secure DApps

    A leading tech firm in Poland is seeking a Blockchain Developer who is passionate about blockchain technology and has a strong understanding of RUST. The ideal candidate should possess at least one year of blockchain experience and have advanced English skills. The role... 
    Blockchain
    Praca hybrydowa
    Praca zdalna
    Elastyczne godziny

    Neti Soft

    Śląskie
    4 dni temu

  • Senior Blockchain Infra Engineer & DevOps (AWS/Kubernetes)

    S27a is seeking a Senior Infrastructure Engineer to help shape the future of blockchain scalability. In this role, you will own significant components of the core infrastructure, architect and deploy blockchain systems, and enhance the security posture of our services.... 
    Blockchain

    S27a

    Polska
    5 dni temu

  • Blockchain Payments Backend Engineer (TypeScript) - Remote

     ...TypeScript) to join their team in Gdańsk. In this role, you will build and maintain services connecting Banking-as-a-Service providers to blockchain networks, working with integrations that bridge traditional banking with stablecoins. You should have strong TypeScript skills... 
    Blockchain
    Praca zdalna
    Elastyczne godziny

    Aether Biomedical

    Pomorskie
    4 dni temu

  • DeFi Front-End Engineer (Vue.js) - Remote

     ...in Poland is seeking a skilled Front-End Developer to innovate in decentralized...  ...You will use your expertise in Vue.js to develop high-performance user experiences and collaborate...  ...are problem-solvers with a passion for blockchain, bringing over 3 years of experience and... 
    Blockchain
    Praca zdalna

    Injective

    Polska
    5 dni temu

  • Blockchain Backend Engineer: High-Scale Crypto Infrastructure

     ...Capitolis is seeking a Blockchain Engineer to join their Blockchain Backend Infrastructure team. This role involves building and maintaining...  ...on modern backend applications and collaborating with developers on blockchain integration. The ideal candidate will have over... 
    Blockchain

    Capitolis

    Mazowieckie
    1 dzień temu

  • Senior Backend Engineer - Trading Systems & Blockchain

    SwissBorg is seeking an exceptional Backend Developer to design and implement backend services in the trading domain. The ideal candidate...  ...is essential for success in this role. Join us in leveraging blockchain technology to enhance efficiency in prop firms. #J-18808-... 
    Blockchain

    SwissBorg

    Polska
    3 dni temu

  • Junior Software Developer

    6000 - 8000 zł

     ..., Angular System operacyjny, Windows, macOS O projekcie, Do naszego zespołu w Łodzi poszukujemy osoby na stanowisko Junior Software Developer (.NET / C#), która chce rozwijać swoje umiejętności w pracy nad rzeczywistymi systemami biznesowymi, uczyć się od bardziej... 
    Młodszy specjalista
    Praca hybrydowa
    Praca zmianowa

    "KS-SOFTWARE" sp. z o.o.

    Łódź
    25 dni temu

  • Full-Stack Blockchain Engineer

     ...Wormhole Labs is a pioneering blockchain technology company building decentralized systems for a freer and fairer global economy. We're...  ...crypto. Our seasoned team leverages deep technical expertise to develop solutions that advance the industry. We're seeking talented... 
    Blockchain

    Wormhole Labs

    Polska
    3 dni temu